Share local vaults from Android

main.go

@@ -307,6 +307,7 @@ type ui struct {
 	cancelEdit                           widget.Clickable
 	pickVaultPath                        widget.Clickable
 	importSharedVault                    widget.Clickable
+	shareCurrentVault                    widget.Clickable
 	pickKeyFile                          widget.Clickable
 	pickSyncLocalPath                    widget.Clickable
 	clearVaultSelection                  widget.Clickable
@@ -426,6 +427,7 @@ type ui struct {
 	settingsIcon                         *widget.Icon
 	menuIcon                             *widget.Icon
 	clipboardWriter                      clipboard.Writer
+	vaultSharer                          vaultSharer
 	loadingMessage                       string
 	loadingActionLabel                   string
 	lifecycleMode                        string
@@ -497,6 +499,10 @@ type backgroundActionResult struct {
 	id    int
 }
 
+type vaultSharer interface {
+	ShareVault(path, title string) error
+}
+
 var (
 	bgColor       = color.NRGBA{R: 242, G: 239, B: 233, A: 255}
 	panelColor    = color.NRGBA{R: 250, G: 248, B: 244, A: 255}
@@ -635,6 +641,7 @@ func newUIWithState(mode string, sess appstate.CurrentSession, paths statePaths)
 		syncDefaultDirection:          syncDirectionPull,
 		apiPolicyGroupScope:           true,
 		autofillNoticePreference:      autofillNoticeAll,
+		vaultSharer:                   newPlatformVaultSharer(runtime.GOOS),
 		backgroundResults:             make(chan backgroundActionResult, 8),
 		phoneGroupBrowserExpanded:     true,
 	}
@@ -772,6 +779,10 @@ func supportsSharedVaultImport(goos string) bool {
 	return strings.EqualFold(strings.TrimSpace(goos), "android")
 }
 
+func supportsVaultShare(goos string) bool {
+	return strings.EqualFold(strings.TrimSpace(goos), "android")
+}
+
 func (u *ui) selectedAttachmentItems() []attachmentItem {
 	item, ok := u.selectedEntry()
 	if !ok || len(item.Attachments) == 0 {
@@ -1551,6 +1562,24 @@ func (u *ui) importSharedVaultBytesAction(name string, content []byte) error {
 	return nil
 }
 
+func (u *ui) currentShareableVaultPath() string {
+	return strings.TrimSpace(u.vaultPath.Text())
+}
+
+func (u *ui) shareCurrentVaultAction() error {
+	if u.vaultSharer == nil {
+		return fmt.Errorf("vault sharing is not available on this platform")
+	}
+	path := u.currentShareableVaultPath()
+	if path == "" {
+		return errors.New(errVaultPathRequired)
+	}
+	if err := u.state.Save(); err != nil {
+		return err
+	}
+	return u.vaultSharer.ShareVault(path, friendlyRecentVaultLabel(path))
+}
+
 func (u *ui) noteRecentVault(path string) {
 	path = strings.TrimSpace(path)
 	if path == "" {
@@ -3653,6 +3682,9 @@ func (u *ui) layout(gtx layout.Context) layout.Dimensions {
 	for u.saveCurrentRemoteBinding.Clicked(gtx) {
 		u.runAction("save remote binding", u.saveCurrentRemoteBindingAction)
 	}
+	for u.shareCurrentVault.Clicked(gtx) {
+		u.runAction("share vault", u.shareCurrentVaultAction)
+	}
 	for u.clearVaultSelection.Clicked(gtx) {
 		if u.lifecycleBusy() {
 			continue
@@ -4777,6 +4809,17 @@ func (u *ui) syncMenu(gtx layout.Context) layout.Dimensions {
 				return lbl.Layout(gtx)
 			}),
 			layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
+			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
+				if !supportsVaultShare(runtime.GOOS) || u.vaultSharer == nil || strings.TrimSpace(u.currentShareableVaultPath()) == "" {
+					return layout.Dimensions{}
+				}
+				return layout.Flex{Axis: layout.Vertical}.Layout(gtx,
+					layout.Rigid(func(gtx layout.Context) layout.Dimensions {
+						return tonedButton(gtx, u.theme, &u.shareCurrentVault, "Share Vault")
+					}),
+					layout.Rigid(layout.Spacer{Height: unit.Dp(6)}.Layout),
+				)
+			}),
 			layout.Rigid(func(gtx layout.Context) layout.Dimensions {
 				return tonedButton(gtx, u.theme, &u.openAdvancedSync, "Open Advanced Sync")
 			}),